IAS Accreditation Number

IAS Accreditation Number Company Name Address TL-502 Av. Santa Rosa 511 La Perla Callao 41220, Perú Lucila Salazar Velarde, Quality Manager Contact Name Telephone +51 1 7102700 Effective Date of Scope September 24, 2018 Accreditation Standard ISO/IEC 17025:2005 ENVIRONMENTAL - OILS Dielectric Oil ASTM D4059 Standard Test Method for Analysis of Polychlorinated Biphenyls in Insulating Liquids (Dielectric oil) by Gas Chomatography Polychlorinated Biphenyls (PCBs) ENVIRONMENTAL - ORGANICS Natural Water, Drinking Water, Saline Water, Process Water and Wastes Water EPA Method 8015C (TPHs) Total Petroleum Hydrocarbons Non-Halogenated Organics using GC-FID / Volatile organic compounds in various sample matrices using equilibrium headspace analysis / Separatory funnel liquid - liquid extraction. EPA Method 8081B EPA Method 8082A Total Petroleum Hydrocarbons: C5-C10 Total Petroleum Hydrocarbons: C10-C28 Total Petroleum Hydrocarbons: C28-C40 Total Petroleum Hydrocarbons: C8-C40 Total Petroleum Hydrocarbons: C6-C10 Total Petroleum Hydrocarbons:C10-C40 Total Petroleum Hydrocarbons C5-C40 Total Petroleum Hydrocarbons C6-C40 Organochlorine Pesticides Aldrin,α-BHC, β-bhc, γ-bhc(lindano), δ -BHC, cis-clordano, trans-clordano; 4,4 -DDD; 4,4 -DDE; 4,4 -DDT; Dieldrin, Endosulfan I; Endosulfan II, Endosulfan Sulfato, Endrin, Endrin aldehido, Endrin Cetona, Heptacloro, Heptacloro Epoxido, Metoxiclor, Aldrin+Dieldrin, Clordano, Heptacloro + Heptacloro Epóxido,Lindano, Endosulfán, DDT (Suma de 4,4'-DDD y 4,4 - DDE). Polychlorinated Biphenyls (PCBs) PCB 28; PCB 52; PCB 101, PCB 118; PCB 138; PCB 153; PCB International Accreditation Service, Inc. 3060 Saturn Street, Suite 100, Brea, California 92821 U.S.A Telephone +1 562-364-8201 IASInfo@iasonline.org www.iasonline.org Page 1 of 21

EPA Method 8260C (VOCs) EPA Method 8270D (PAHs) EPA Method 8270D (PCBs) EPA Method 8270D (RP) 180; PCB's Sum in water by Gas Chromatography. Volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) 1,1,1,2-tetracloroetano; 1,1,1-tricloroetano; 1,1,2,2- tetracloroetano; 1,1-dicloroetano; 1,2,3- Triclorobenceno; 1,2,4- Trimetilbenceno; 1,2,4- triclorobenceno; 1,2- Dibromoetano; 1,2-cis- dicloroeteno; 1,1- Dicloro-1- Propeno; 1,2- Diclorobenceno; 1,2-Dicloroetano; 1,2-dicloropropano; 1,2-trans- dicloroeteno; 1,2,3- Tricloropropano; 1,3,5- trimetilbenceno; 1,3- Dicloropropano; 1,3-cis-dicloropropeno; Dibromometano; 1,3diclorobenceno; 1,3- transdicloropropeno; 1,4-diclorobenceno; 1-1-2-tricloroetano; Benceno; Bromobenceno; Bromoclorometano; Bromodiclorometano; Bromoformo; sec- Butilbenceno, Clorobenceno; Clorodibromometano; Cloroformo; 2- Clorotolueno; 4- Clorotolueno; 1,2-dibromo-3- chloropropano; 2,2-Dicloropropano; Estireno; Etilbenceno; Hexachlorobutadiene; Isopropilbenceno; m,p- Xileno; Naftaleno; N- Butilbenceno; N- Propilbenceno; o-xileno; p- Isopropiltolueno; Ter- butilbenceno; Tetracloroeteno; Tetracloruro de carbono; Tolueno; 1,1,2 tricloreteno; 1,1- Dicloroeteno, Cloruro de Vinilo Volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) DS N 004-2017-MINAM, Trihalometanos, Xilenos Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) Polycyclic Aromatic Hydrocarbons: Acenafteno, Acenaftileno, Antraceno, Benzo(a)antraceno, Benzo(a)pireno, Benzo(b)fluoranteno, Benzo(e)pireno, Benzo(g,h,i)perileno; Indeno(1,2,3,cd)pireno, Benzo(k)Fluoranteno, Criseno, Dibenzo(a,h)antraceno, Fenantreno, Fluoranteno, Fluoreno, Naftaleno, Pireno, Pentaclorofenol Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) Polychlorinated Biphenyls: PCB 101, PCB 118, PCB 138, PCB 153, PCB 180, PCB 28, PCB 52, PCB s SUM (Calculate) Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) Residues Pesticides off Organochlorine Phosphate and Other: Alachlor, Aldrin, Ametrina, Atrazina, Benalaxil, Ciproconazol, Clodanifop PE (Propargil Ester), Clordano cis, Clordano trans,clordecona, Clorpirifos etil, Clortal-dimetil, 4,4 -DDD, 2,4 - TL-502 Page 2 of 21

DDT, 4,4 -DDT, Diazinon, Diclorvos- triclorfon, Dicofol, Dieldrin, Diflufenican, Dimetoato Endosulfan I, Endosulfan II, Endosulfan- Sulfato, Endrin, Endrin aldehido, Endrin cetona, EPTC, Etion, Etoprofos, Fenamifos, Flusilazol, α-bhc, β-bhc, δ-bhc, Heptachloro, Heptacloro-Epoxido, Hexaclorobenceno, Isodrin, γ- BHC(Lindano), Malation, Metalaxil, Metidation Metoxicloro, Metribuzina, Miclobutanilo, Mirex, Molinate, Oxifluorfen, Paration- Etil, Paration-Metil, Pendimetalina, pentaclorobenceno, Piridaben, Pirimetanil, Prometrina, Propazina, Propizamida, Simazina, Simetrin, Terbutilazina, Terbutrina, Tetradifon, Trietazina, Trifluralin, Vinclozolina Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) PE-623 PE-674 PE-674 (continued) DS N 004-2017-MINAM, DDT (Sum) = 4,4 -DDD + 4,4 -DDE, Aldrín + Dieldrín; Heptacloro + Heptacloro Epóxido, Clordano, Endosulfan Pesticide Residues in Water by Chromatography (LC/MS-MS) Aldicarb, Sulfona, Atrazina, Bromacilo, Carbendazima, Carbofuran, Clortoluron, Desetil-Atrazina, Desetil-Terbutilazina, Desmetil- Terbumeturon, Diuron, Isoproturon, Linuron, Metalaclor, Metamitron, Propanilo, Simazina, s- Metoalaclor, Tebuconazol, Terbumeturon, Terbutilazina Determination of Pesticide Residues by chromatography GC / MS-MS and LC / MS-MS Ortofenil Fenol (OPP), Acetacloro, Aldrin (SP), Benalaxil (SP), Benfluralina, Bifenilo, Bifentrina, Bupirimato, Ciproconazol, Clordano cis, Clordano trans, Clorfenapir, Cloropropilato, Clorpirifos, Clorpirifos Metil, Clorprofam, Clortal Dimetil, Cyhalotrin-L, DDD-pp + DDT- op, Diazinon, Diclobenilo, Dicofol, Dieldrin (SP), Diflufenicán, Disulfotón (SP), Endosulfan Beta, Etofumesato (SP), Etoprofos, Fenarimol, Fenazaquina, Fenpropatrin, Fention (SP), Fonofos, Isazofos, Hexazinona; Isofenfos, Isofenfos Metil, Kresoxim Metil, Metacrifós, Metalaxil (SP), Metribuzina, Miclobutanil, Mirex, Molinato, Napropamida, Nuarimol, Ofurace, pp- DDE, Penconazol, Pendimetalina, Pentacloroanilina, Pentacloroanisol, Pentaclorobenceno, Permetrina, Pirifenox, Pirimetanil, Pirimicarb (SP), Pirimifos Metil, Procimidona, Protiofós, Quinalphos, Quintoceno, Simazina, Tebuconazol, Tebufenpirad, Tecnaceno, Teflutrin, Terbutilazina, Terbutrin, Tetraconazol, Tetradifón, Tetrametrina, Tiometon, Tolclofos Metil, Transflutrin, Triadimenol (SP), Trifluralina, Vinclozolina (SP), 2,4,6,Trichlorophenol, 2,4- DDD, 2,4-DDE, 4,4 Dicclorobenzofenona, Ametrina, Buprofezin, Clorbenzilat, Clorfenson, Clormefos, Diclobutazol, Diclofention, Endrin, EPTC, Etrimfos, Fenclorfos, Fluazifop- Butil, Fluopicolide, Fluopiram, Fluotrimizol, Folpet, Furalaxil, Heptacloro (SP), Hexaconazol, Lindano, Paraoxon Etil, Propaclor, Tetrahidroftalamida (Captan), TL-502 Page 3 of 21

PE-674 (continued) PP-210 Clordano, Dieldrin (SUM), Abamectina, Acetamiprid, Aldicarb, Aldicarb Sulfona, Aldicarb Sulfoxido, Azoxistrobina, Bendiocarb, Bentiavalicarb, Boscalida, Bromuconazol, Butoxicarboxim, Cadusafos, Carbaril, Carbofuran (SP), Ciazofamida, Cimoxanilo, Clofentezina, Clomazona, Clorantranilliprole, Clotianidin, Desmedifam, Diclormid, Dietofencarb, Dimetoato (SP), Dimetomorf, Dodemorf, Epoxiconazol, Espinetoram, Espinosad, Espirodiclofeno, Espiromesifeno, Espirotetramat (SP), Espiroxamina, Etiprol, Etofenprox, Etoxazol, Famoxadona, Fenamidona, Fenbuconazol, Fenhexamida, Fenmedifan, Fenpiroximato, Fenpropidin (SP), Fenpropimorfo, Fensulfotion, Flonicamid (SP), Fludioxonilo, Flufenacet, Flufenoxuron, Fluometuron, Fluquinconazol, Flusilazol, Flutolanil, Flutriafol, Forato Sulfona, Forato Sulfoxido, Forclorfenuron, Fostiazato, Furatiocarb, Hexitiazox, Imazalil, Imidacloprid, Indoxacarb, Isocarbofos, Isoproturón, Isoxabén, Lenacilo, Linurón, Mandipropamid, Mecarbam, Mepanipirim, Metaflumizona, Metamitrona, Metazacloro, Metiocarb (SP), Metolacloro, Metolcarb, Metomilo (SP), Metoxifenoxida, Metoxuron, Metrafenona, Monocrotofós, Monolinurón, Nitenpiram, Novalurón, Ometoato, Oxadiargilo, Oxadiazón, Oxamilo, Oxicarboxina, Pencicurón, Picoxistrobina, Piraclostrobina, Profam, Propamocarb (SP), Propanil, Propaquizafop, Propiconazol, Propoxur, Proquinazid, Prosulfocarb, Quinoxifen, Quizalofop-ethyl (SP), Rotenona, Sulfotep, Tiabendazol, Thiametoxam (SP), Tiacloprid, Tiodicarb (SP), Tridemorfo, Trifloxystrobin, Triflumizol (SP), Triflumurón, Zoxamida, 2,4-D, Acefato, Acequinocyl, Azadiractina, Azametifos Azimsulfurón, Azinfos Etil, Azinfos Metil, Benomilo-Carbendazima,Bioaletrina, Bromoxinil, Butralina, Carbofuran-3- Hidroxi, Carboxim, Carfentrazona Etil, Cicloato, Ciflufenamida, Cihexatina, Clorfluazuron, Cloridazon, yantraniliprole, Demeton S Metil sulfona, Dialifos, Diclorvos, Diclofop, Diclofop Metil, Diclorprop, Dinocap (SP), Dinotefuram, Diuron, DNOC, Emamectina Benzoato, Espirotetramat- Cis-ketohidroxi, Espirotetramate- Enol- Glucoside, Espirotetramate-Monohidroxi, Ethirimol, Fenobucarb, Fenpirazamina, Flazasulfuron, Flumioxazina, Formetanato, Fosmet, Fuberidazol, Haloxifop- Metil, Haloxyfop- 2- Ethoxyetil, Haloxifop, Himexazol, Imazamox, Indaziflam, Ioxinil (SP), MCPA, Metamidofos, Metiocarb sulfóxido, Nicosulfuron, Orizalin, Pentiopirad, Piraflufeno, Promecarb, Quinclorac, Rimsulfuron, Saflufenacil, Sulcotriona, Sulfoxaflor, Terbufos sulfona, Terbufos sulfoxido, TFNA, TFNG, Tiobencarb, Tiociclam, Tolilfluanida (SP), Triclopir, Triclorfon, Triciclazol, Triforina, Aldicarb (SUM), Carbofuram(SUM), Dimetoato (SUM), Flonicamid (SUM), Haloxifop (SUM), Metomilo (SUM), Piraflufeno-etilo (SUM), Thiametoxam (SUM), Hexazinona Total Petroleum Hydrocarbons Calculated In Water and Soils. Reference EPA 8015 TL-502 Page 4 of 21

PP-222 PP-224 PP-226 SMEWW 10200 H.1,2 Soil, Sediments and Sludges EPA Method 8015C (TPHs) Petroleum Hydrocarbon emulsified or dissolved (C10-C28 and greater than C28) Petroleum Hydrocarbon emulsified or dissolved mineral oil Determination of Phthalate Esters in water by Gas Chromatography with mass Detector Masses Phthalate esters: Bis (2- ethylhexyl) phthalate, Butyl benzyl phthalate, Di-n- butyl phthalate, Diethyl phthalate, Dimethyl phthalate, Di-n- octyl phthalate PAHS, PCBs y RPS in Water and Soils by Gas Chromatography with mass Detector Masses Total Petroleum Hydrocarbons (Aromatic Fraction) Determination of Oil and Grease based on ASTM D7066 04 Oil and Grease Chlorophyll Total Petroleum Hydrocarbons Non- Halogenated Organics using GC-FID / Volatile organic compounds in various sample matrices using equilibrium headspace analysis / Microwave Extraction. Total Petroleum Hydrocarbons: C5-C10, Total Petroleum Hydrocarbons: C10-C28 Total Petroleum Hydrocarbons: C28-C40 Total Petroleum Hydrocarbons: C6-C10 Total Petroleum Hydrocarbons: C6-C40, Total Petroleum Hydrocarbons: C10-C40, Total Petroleum Hydrocarbons: C5-C40 Total Petroleum Hydrocarbons Non- Halogenated Organics using GC-FID/ DS N 011-2017-MINAM Total Petroleum Hydrocarbons: >C10 C28 Total Petroleum Hydrocarbons: >C28 C40 Total Petroleum Hydrocarbons: >C10 - C40 EPA Method 8260C (VOCs) EPA Method 8260C (VOCs) (cont d) Volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) 1,1,1,2-tetracloroetano 1,1,1-tricloroetano; 1,1,2,2- tetracloroetano; 1,1dicloroetano; 1,2,3-Triclorobenceno; 1,2,4- Trimetilbenceno; 1,2,4- triclorobenceno; 1,2-cis-dicloroeteno; 1,2-Diclorobenceno; 1,2-Dicloroetano; 1,2-dicloropropano; 1,2- trans-dicloroeteno; 1,3,5- trimetilbenceno; 1,3-cisdicloropropeno; 1,3 diclorobenceno; 1,3- trans-dicloropropeno; 1,4-diclorobenceno; 1,1,2- tricloroetano; Benceno; Bromobenceno; Bromoclorometano; Bromodiclorometano; Bromoformo; Clorobenceno; Clorodibromometano; Cloroformo; 2- Clorotolueno; 1,2-dibromo-3- chloropropane; 1,2- Dibromoetano; Dibromometano; 1,1- Dicloro-1- Propeno; 1,3- Dicloropropano; 2,2-Dicloropropano; Estireno; Etilbenceno; Hexaclorobutadieno; Isopropilbenceno; m,p- Xileno; Naftaleno; TL-502 Page 5 of 21

N- Butilbenceno; N- Propilbenceno; o-xileno; p- Isopropiltolueno; Ter- butilbenceno; Tetracloroeteno; Tetracloruro de carbono; Tolueno; 1,1,2 Tricloroeteno, 1,2- Dietilbenceno; 1,2,3,4 - Tetraclorobenceno, 1,2,3,5 - Tetrametilbenceno, 1,2,4,5 - Tetrametilbenceno; 1,2,4,5- Tetraclorbenceno, metil-t-butil-eter; 1,1,2- Tricloroetano; 1,2,3- Tricloropropano Volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) EPA Method 8270D (PAHs) EPA Method 8270D (RP) EPA Method 9071B PEC-012 TNRCC Method 1005, TNRCC Method 1006 Soil, Sediments EPA Method 8270D (PCBs) DS N 011-2017-MINAM o- Xileno, m- Xileno, p- Xileno, Xilenos SUM (Calculate) Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) Polycyclic Aromatic Hydrocarbons: Acenafteno, Acenaftileno, Antraceno, Benzo(a)antraceno, Benzo(a)pireno, Benzo(b)fluoranteno, Benzo(e)pireno, Benzo(g,h,i)perileno, Benzo(k)fluoranteno, Criseno, Dibenzo(a,h)antraceno, Indeno(1,2,3,cd)pireno; Fenantreno, Fluoranteno, Fluoreno, Naftaleno, Pireno Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) Residues Pesticides off Organochlorine Phosphate and Other: Alachlor, Aldrin, Ametrina, Atrazina, Benalaxil, Cipermetrina, Ciproconazol, Clodanifop PE (Propargil Ester), Clordano cis, Clordano-trans, Clordecona, Clorfenvinfos, Clorpirifos-Etil, Clortal-Dimetil, 4,4 -DDD, 4,4 -DDE, 2,4 -DDT, 4,4 -DDT, Diazinon, Diclorvos- Triclorfon, Dicofol, Dieldrin, Diflufenican, Dimetoato, Endosulfan I, Endosulfan II, Endosulfan-Sulfato, Endrin, Endrin Aldehido, Endrin Cetona, EPTC, Etion, Etoprofos, Fenamifos, Flusilazol, α-bhc, β-bhc, δ-bhc, Heptachloro, Heptacloro- Epoxido, Hexaclorobenceno, Isodrin, Lindano (HCH- gamma), Metalacloro, Metalaxil, Metidation, Metoxicloro, Metribuzina, Miclobutanilo, Mirex, Molinate, Oxifluorfen, Paration-Etil, Paration-Metil, Pendimetalina, Pentaclorobenceno, Pirimetanil, Prometrina, Propazina, Propizamida, Simazina, Simetrin, Terbutilazina, Terbutrina, Tetradifon, Trietazina, Trifluralin, Vinclozolina DDT (Sum) = 4,4 -DDT + 4,4 -DDE + 4,4 -DDD Heptacloro y Heptacloro epóxido (Sum) = Heptacloro + Heptacloro epóxido Oil and grease or hem- N-hexane extractable material (HEM) Determination of Total Organic Matter Total Petroleum Hydrocarbons / Characterization of Nc6 to Nc35 Petroleum Hydrocarbons in Environmental Samples. Hidrocarburos Alifáticos y Aromáticos Semi-volatile Organic Compounds by Gas Chromatography/Mass Spectrometry (GC/MS) TL-502 Page 6 of 21

PE-674 PE-674 (continued) Polychlorinated Biphenyls: PCB 101, PCB 118, PCB 138, PCB 153, PCB 180, PCB 28, PCB 52, PCB s SUM Determination of Pesticide Residues by chromatography GC / MS-MS and LC / MS-MS Ortofenil fenol(opp), Acetacloro, Carination, Alacloro, Aldrin (SP), Atrazina, Benalaxil (SP), Benfluralina, Bifenazato (SP), Bifenilo, Bifentrina, Bitertanol, Bromofos Metil, Bromopropilato, Bupirimato, Carbofenotion, Ciflutrin, Cipermetrina, Ciproconazol, Ciprodinil, Clordano cis, Clordano trans, Clorfenapir, Clorfenvinfós, Cloropropilato, Clorpirifos, Clorpirifos Metil, Clorprofam, Clortal Dimetil, Cyhalotrin-L, DDD- pp +DDT-op, Diazinon, Diclobenilo, Diclorán, Dicofol, Dieldrin (SP), Difenilamina, Difenoconazol, Diflufenicán, Diniconazol, Disulfotón, Disulfotón sulfona, Disulfotón sulfoxido, Endosulfan Alfa, Endosulfan Beta, Endosulfan Sulfato, Etion, Etofumesato (SP), Etoprofos, Fenarimol, Fenazaquina, Fenitrotión, Fenpropatrin, Fention (SP), Fentoato, Fenvalerato + Esfenvalerato, Flucitrinato, Iprovalicarb, Isazofos, Isofenfos, Isofenfos Metil, Kresoxim Metil, Malation (SP), Mepronilo, Metacrifós, Metalaxil (SP), Metoxicloro, Metribuzina, Miclobutanil, Mirex, Molinato, Napropamida, Nuarimol, Ofurace, Oxadixilo, Oxifluorfen; p.p-dde, p.p-ddt, Paration Etil, Penconazol, Pendimetalina, Pentacloroanilina, Pentacloroanisol, Pentaclorobenceno, Permetrina, Piridabén, Pirifenox, Pirimetanil, Pirimicarb (SP), Pirimifos Etil, Pirimifos Metil, Piriproxifén, Procimidona, Profluralin, Propargita, Propizamida, Protiofós, Quinalfós, Quintoceno, Simazina, Tebuconazol, Tebufenpirad, Tecnaceno, Teflutrin, Terbacil, Terbutilazina, Terbutrin, Tetraconazol, Tetradifón, Tetrametrina, Tiometon, Tolclofos Metil, Transflutrin, Triadimenol (SP), Trifluralina, Vinclozolina (SP), 2,4-DDD; 2,4- DDE, 4.4-Diclorobenzofenona, Ametrina, Buprofezin, Clorbenzilat, Clorfenson, Clormefos, Clorotalonil, Clortoluron, Clozolinato, DEET, Diclobutazol, Diclofention, Endrin, Etrimfos, Fenclorfos, Fluazifop-Butil, Fluopicolide,Fluopiram,Fluotrimizol, Folpet, Formotion, Fosfamidon, Furalaxil, Heptacloro (SP), Hexaconazol, Lindano, Prometrina, Propaclor, Terbumeton, Triadimefon, Clordano, DDT (SUM), Dieldrin (SUM), Disulfutón (SUM), Endosulfan (SUM), Triadimefon y Triadimenol. Abamectina, Acetamiprid, Aldicarb, Aldicarb Sulfona, Aldicarb Sulfoxido, Azoxistrobina, Bendiocarb, Bentiavalicarb, Boscalida, Bromuconazol, Butoxicarboxim, Cadusafos, Carbaril, Carbofuran (SP), Ciazofamida, Cimoxanilo, Clofentezina, Clomazona, Clorantraniliprole, Clotianidin, Oxidemetón- metilo (SP), Demeton-S- Metil (SP), Desmedifam, Diclormid, Dietofencarb, Diflubenzuron, Dimetoato (SP), Dimetomorf, Dodemorfo, Epoxiconazol, Espinetoram, Espinosad, Espirodiclofeno, Espiromesifeno, Espirotetramat (SP), TL-502 Page 7 of 21

Air ASTM D3687 PP-223 Fish & Hydrobiological PP-217 Espiroxamina, Etiofencarb, Etiprol, Etofenprox, Etoxazol, Famoxadona, Fenamidona, Fenamifos (SP), Fenbuconazol, Fenhexamida, Fenmedifan, Fenpiroximato, Fenpropidin (SP), Fenpropimorfo, Fensulfotion, Flonicamid (SP), Fludioxonilo, Flufenacet, Flufenoxuron, Fluometuron, Fluquinconazol, Flusilazol, Flutolanil, Flutriafol, Forato, Forato Sulfona, Forato Sulfoxido, Forclorfenuron, Fostiazato, Furatiocarb, Hexaflumuron, Hexitiazox, Imazalil, Imidacloprid, Indoxacarb, Isocarbofos, Isoproturón, Isoxabén, Lenacilo, Linurón, Mandipropamid, Mecarbam, Mepanipirim, Metaflumizona, Metamitrona, Metazacloro, Metil Tiofanato (SP), Metiocarb (SP), Metolacloro, Metolcarb, Metoxifenoxida, Metoxuron, Metrafenona, Monocrotofós, Monolinurón, Nitenpiram, Novalurón, Ometoato, Oxadiargilo, Oxadiazón, Oxamilo, Oxicarboxina, Pencicurón, Picoxistrobina, Piraclostrobina, Profam, Propanil, Propaquizafop, Propiconazol, Propoxur, Proquinazid, Prosulfocarb, Quinoxifen, Quizalofop- Ethyl (SP), Rotenona, Tebufenocida, Teflubenzurón, Terbufos, Tiabendazol, Thiametoxam (SP), Tiacloprid, Tiodicarb (SP), Tridemorfo, Trifloxystrobin, Triflumizol (SP), Triflumurón, Zoxamida, Acefato, Acequinocyl, Azadiractina, Azametifos, Azimsulfurón, Azinfos Etil, Azinfos Metil, Bentazona, Metil, Bioaletrina, Bromacilo, Butacloro, Butralina, Carbofuran-3-Hidroxi, Carboxim, Carfentrazona Etil, Cicloato, Cicloxidim (SP), Ciflufenamida, Cihexatina, Clorfluazuron, Cloridazon, Cyantraniliprole, Demeton S MetIl Sulfona, Dialifos, Diclorvos, Diclofop Metil, Dinocap (SP), Dinotefuram, Diuron, Emamectina Benzoato, Espirotetramat-Cis- Ketohidroxi, Espirotetramate- Enol- Glucoside, Espirotetramate- Monohidroxi, Etiofencarb sulfóxido, Ethirimol, Fenbutatín Oxido, Fenobucarb, Fenpirazamina, Flubendiamida, Flumioxazina, Fosmet (SP), Fuberidazol, Haloxifop Metil, Haloxyfop- 2-Ethoxyetil, Indaziflam, Metamidofos, Metiocarb sulfona, Metiocarb sulfóxido, Orizalin, Pentiopirad, Piraflufeno- etilo, Promecarb, Rimsulfuron, Saflufenacil, Sulfoxaflor, Terbufos- Oxon-Sulfone, Terbufos sulfona, TFNG, Tiobencarb, Tiociclam, Tolilfluanida (SP), Triclopir, Triclorfon, Triciclazol, Aldicarb (SUM), Dimetoato (SUM), Metiocarb (SUM), Forato (SUM), Oxidemetón- metilo (SP) Analysis of Organic Compound Vapors Collected by the Activated Charcoal Tube Adsorption Method. HCT (Hexano), VOCs (Benceno) Determination of non- methane hydrocarbons in the Atmosphere Hidrocarburos No Metanos HCNM Total petroleum hydrocarbons in fish based on EPA 8015C TPH (C10-C28, C28-C40) TL-502 Page 8 of 21

PP-219 Determination of Polycyclic Aromatic Hydrocarbons in Fish based on EPA 8270D PAHs: Acenafteno, Acenaftileno, Antraceno Benzo(a)antraceno, Benzo(a)pireno, Benzo(b)fluoranteno, Benzo(e)pireno, Benzo(k)Fluoranteno, Criseno, Fenantreno, Fluoranteno, Fluoreno, Pireno. ENVIRONMENTAL - ORGANOLEPTIC Drinking Waters, Bottled Waters SMEWW 2170 B Flavor Profile Analysis: Odor Flavor Profile Analysis: Flavor ENVIRONMENTAL - INORGANICS Natural Water, Drinking Water, Saline Water, Process Water and Wastes Water ASTM D4374 6 Standard Test Methods for Cyanides in Water Automated Methods for Total Cyanide, Weak Acid Dissociable Cyanide, and Thiocyanate. EPA Method 200.7 Cyanide WAD Determination of Metals and Trace Elements in Water and Wastes by Inductively Coupled Plasma-atomic Emission Spectrometry Dissolved: Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, Sb, Se, SiO2, Sn, Sr, Tl, Ti, V, Zn. EPA Method 200.8 EPA Method 300.0 PE-335 PE-2090 Total: Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, Sb, Se, SiO2, Sn, Sr, Tl, Ti, V, Zn Determination of Trace Elements in Waters and Wastes by Inductively Coupled Plasma- Mass Spectrometry (ICP-MS) Dissolved Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Hg, Mn, Mo, Ni, Pb, Sb, Se, Th, Tl, U, V, Zn Add Elements. B, Bi, Ca, Ce, Fe, K, Li, Mg, Na, P, Sn, Sr, Ti, W (Validated) Total Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Hg, Mn, Mo, Ni, Pb, Sb, Se, Th, Tl, U, V, Zn. Add Elements: B, Bi, Ca, Ce, Fe, K, Li, Mg, Na, P, Sn, Sr, Ti, W (Validated) Determination of Inorganic Anions by Ion Chromatography Bromate, Chlorite and Chlorate Calculated Total Nitrogen in Water. Total Nitrogen (N-NO3 + N-NO2 + N Kjeldahl) Determination of inorganic anions by ion chromatography Bromide, Fluoride, chloride, Nitrite (as NO2 or NO2-N), Nitrate (as NO3 or NO3-N) Phosphate (PO4 or PO4-P), Sulfate TL-502 Page 9 of 21

PP-220 Total Cyanides in Water by a segmented flow autoanalyzer. Free Cyanide and Total Cyanide PP-228 Determination of Silicates Calculated in Waters, based on SM APHA-AWWA- WEF. 4500 -SiO2 D Silicate PP-232 Sum of Nitrates + Calculated Nitrites in Waters / DS N 004-2017-MINAM SMEWW 2120 C SMEWW 2310 B SMEWW 2320 B N-NO 3 + N-NO 2 (calculate) Color. Spectrophotometric- Single- Wavelength method (proposed) Acidity Titration Method. Alkalinity. Titration Method Alkalinity, Bicarbonate, Carbonate SMEWW 2340 C Hardness, EDTA Titrimetric Method SMEWW 2540 B Solids. Total Solids dried at 103 a 105 C SMEWW 2540 C Solids: Total Dissolved Solids dried at 180 C. SMEWW 2540 F Solids.Settelable Solids SMEWW 3500- Cr B Chromium. Colorimetric Method. SMEWW 4500 - Cl - B SMEWW 4500 - CN - C, F SMEWW 4500 - CN - F, I SMEWW 4500-CN - J, E SMEWW 4500 - F - B, C SMEWW 4500 H + B SMEWW 4500 - Norg C SMEWW 4500- NH 3 D - SMEWW 4500 - NO 2 B SMEWW 4500 - NO - 3 B SMEWW 4500- NO - 3 D SMEWW 4500 P- B, E Dissolved Hexavalent Chromium (Cr VI) Chloride. Argentometric Method Cyanide. Total Cyanide After Distillation / Cyanide-Ion Selective Electrode Method Total Cyanide Cyanide. Cyanide-Ion Selective Electrode Method / Weak Acid Dissociable Cyanide. Cyanide WAD Cyanide. Cyanogen Chloride / Colorimetric Method Free Cyanide Fluoride. Preliminary. Distillation Step. Ion-Selective Electrode Method ph Value. Electrometric Method Nitrogen (Organic). Semi Micro- Kjeldahl Method Ammonia-Selective Electrode method Ammonia Nitrogen (Nitrite). Colorimetric Method Nitrite / N-Nitrite Nitrogen (Nitrate). Ultraviolet Spectrophotometric Screening Method. Nitrate / N-Nitrate Nitrogen (Nitrate). Nitrate Electrode Method Nitrate / N-Nitrate Phosphorus. Sample Preparation. Ascorbic Acid Method TL-502 Page 10 of 21

SMEWW 4500-P E SMEWW 4500-S 2- D Phosphorus. Ascorbic Acid Method. Phosphates. PO4-P / PO4 Sulfide. Methylene Blue Method. SMEWW 4500-S 2- G, H Sulfide. Ion-Selective Electrode Method. Calculation of Un- Ionized Hydrogen Sulfide SMEWW 4500-SiO 2 D Silica. Heteropoly Blue Method. SMEWW 4500-SO4 2- E Sulfate. Turbidimetric Methods SMEWW 5210 B Biochemical Oxygen Demand (BOD). 5- Day BOD Test SMEWW 5220 D Chemical Oxygen Demand (COD). Closet reflux, Colorimetric Method SMEWW 5530 B, C Phenols. Cleanup Procedure. Chloroform Extraction Method SMEWW 5540 C Surfactants. Anionic Surfactants as MBAS UNE EN ISO 17852 Water quality - Determination of mercury - Method using atomic fluorescence spectrometry. Mercury (Hg) ENVIRONMENTAL - INORGANICS + SAMPLING Natural Water, Drinking Water, Saline Water, Process Water and Wastes Water EPA 360.1 Determination in Situ Dissolved Oxygen / Oxygen, Dissolved (Membrane Electrode) Oxygen Dissolved in situ PPI-206 Chlorine Determination: Free Residual, Total Based on SMEWW 4500 Cl G In Situ Free Residual Chlorine, In Situ Total Chlorine SMEWW 2510 B Determination in situ of Conductivity Electric / Conductivity Laboratory Method Conductivity in Situ SMEWW 2550 B Determination In Situ of Temperature in Waters / Temperature. Laboratory and Field Methods Temperature in Situ SMEWW 4500 H + B In Situ Determination of ph / ph Value. Electrometric Method ph in Situ Air ASTM D1607 91 (2011) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess- Saltzman Reaction). NO 2 (gaseous) EPA 40 CFR - Chapter I - Title 40 - Appendix A-2 to Part 50. EPA - Compendium Method IO - 3.4 Reference Method for the Determination of Sulfur Dioxide in the Atmosphere (Pararosaniline Method). SO 2 (gaseous) Determination of Metals in Ambient Particulate Matter Using Inductively Coupled Plasma Spectroscopy (ICP- OES) Metals: Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Hg, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, Sb, Se, Si, Sn, Sr, Ti, Tl, U, V, Zn NTP 900.030 Air quality. Reference Method for the Determination of Respirable Particulate Matter as PM10 in the Atmosphere TL-502 Page 11 of 21

PP-209 PPI-502 / PP-201 PPI-503 / PP-203 PM10 High Volume Determination of Breathable Particulate Matter as PM2.5 in the Atmosphere PM 2.5 High Volume Ozone Sampling (O3) in the Atmosphere through Capture Solutions / Determination of Ozone (03) in Atmosphere O3 (gaseous) Sampling of Hydrogen Sulfide (H2S) in the Atmosphere through Capture Solutions / Determination of Hydrogen Sulfide (H2S) In Atmosphere. H 2 S (gaseous) PPI-504 / PP-202 PPI-512/ PP-233 Stationary Emission Source EPA Method 5 EPA Method 6 EPA method 16A PP-234 PPI-506 Sampling of Carbon Monoxide (CO) in the Atmosphere through Capture Solutions / Carbon Monoxide (CO) in Atmosphere CO (gaseous) Sampling of Total Gaseous Mercury in Atmosphere Based on Mercury.Method: 6009, Issue 2 /Total Gaseous Mercury in Atmosphere Based on Mercury.Method: 6009, Issue 2 Total Hg (gaseous) Determination of Particulate Matter Emissions from Stationary Sources (only laboratory process) Particulate Matter Determination of Sulfur Dioxide Emissions from Stationary Sources (only laboratory process) Sulfur Dioxide (SO 2 ) Stationary emission source: Determination of total reduced sulfur (TRS) emissions from stationary sources - impinger technique (Only laboratory Process) Metals in Fixed Sources by ICP-OES Spectroscopy based on EPA Method 29 Ag, As, Be, Cd, Co, Cr, Cu, Mn, Ni, P, Pb, Sb, Se, Tl, Zn (Only laboratory Process) Determination of O 2, CO, CO 2, SO 2, NO and NO 2 concentration by an automatic analyzer based on EPA CTM 022/ EPA CTM 030. O 2, CO, CO 2, SO 2, NO, NO 2 and NOX ENVIRONMENTAL - MICROBIOLOGY Natural Water, Drinking Water, Saline Water, Process Water and Wastes Water PE-403 Fecal (Thermotolerat) Coliform Count in Waters (Membrane Filtration). PP-301 Determination of Helminthes And Protozoan Parasites Based on Modified Bailenger's Method. Giardia, Helminth eggs parasites, Protozoan Cyst Parasites SMEWW 9215 B Heterotrophic Plate Count. Pour Plate Count Method. Heterotrophic bacteria (UFC) TL-502 Page 12 of 21

SMEWW 9221 B. 2,3,4,5a (1,3,4), 5b SMEWW 9221 E.1 SMEWW 9221 F.1 SMEWW 9230 B SMEWW 9260 B,2.d, 4.a,c,6.c,e,7,8 SMEWW 9260 H,2.d,3.d.1, 6.b,7 SMEWW 10200 G SMEWW 10200 G, SMEWW 10200 F2, SMEWW 10750 B SMEWW 10200 F.2. (a,b,c1) SMEWW 10300 C.1, C.2 SMEWW 10600 D.1 SMEWW 10900 Multiple -Tube Fermentation Technique for Members of the Coliform Group. Standard Total Coliform Fermentation Technique. Total Coliform - MPN (NMP) Multiple -Tube Fermentation Technique for Members of the Coliform Group. Thermotolerant (Fecal) Coliform Procedure Fecal (Thermotolerant) coliform MPN (NMP) Multiple -Tube Fermentation Technique for Members of the Coliform Group. Escherichia Coli Procedure Using Fluorogenic Substrate. Escherichia Coli MPN (NMP) Fecal Enterococcus / Streptococcus Groups. Multiple Tube Technique Fecal Entererococcus MPN (NMP) Detection of Pathogenic Bacteria. Salmonella Salmonella spp Detection of Pathogenic Bacteria. Vibrio. (Excepto uso antisuero O139). Vibrio cholerae Plankton. Zooplankton Counting Techniques. Zooplankton Counting Free Living Organisms (OVL) Zooplankton Counting + Phytoplankton Counting + Nematodes Counting Plankton. Phytoplankton Counting Techniques. Phytoplankton Counting Periphyton. Sample Analysis. Periphyton Counting Fishes. Analysis of Collections. Nekton Identification of aquatic organisms UNE-EN ISO 9308-1 Zooplankton Phytoplankton Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora Escherichia coli and Coliform Bacteria Natural Waters, Drinking Waters TL-502 Page 13 of 21

ISO 9308-2. PP-317 SMEWW 9224 B Water quality - Enumeration of Escherichia coli and coliform bacteria -- Part 2: Most probable number method. Total coliform and Escherichia coli (Colilert 18- NMP/100mL) Determination of Fecal Coliforms (Colilert-18) Based on SMEWW 9223 B. Fecal (Thermotolerant) coliform (Colilert 18- NMP/100mL) Detection of Virus; Somatic Coliphage Assay Natural Water and Wastes Water UNE-EN-ISO 19250.8.1, 8.2.2, Water quality - Detection of Salmonella spp. 8.3, 8.4, 8.5, 9. Sediments (marine, epicontinental and estuarine) SMEWW 10500 C.2 Benthic Macroinvertebrates. Sampling Processing and Analysis Benthic Macroinvertebrates Counting Swabbing of Living and Inert Surfaces ISO 18593 punto 9.2 (1, Total coliform and Escherichia coli Count 2,4)/RM N 461-MINSA 8.2, 8.4/AOAC 991.14 ISO 18593 punto 9.2 (1, Enumeration of Yeast and Mold 2,4)/RM N 461-MINSA 8.2, 8.4/FDA BAM On line Chap 18. B.1 ISO 18593 punto 9.2 (1, Detection of Salmonella spp 2,4)/RM N 461-MINSA 8.2, 8.4/ISO 6579:2002 (Erratum 2003) ISO 18593 punto 9.2 (1, Coagulase Positive: Staphylococci Count (Staphylococcus 2,4)/RM N 461-MINSA 8.2, aureus and others) 8.4/ISO 6888-1:1999/A1:2003 ISO 18593 punto 9.2 (1, Detection of Listeria Monocytogenes 2,4)/RM N 461-MINSA 8.2, 8.4/UNE-EN ISO 11290-1:1997/A1:2005 ISO 18593 punto 9.2 (1, Escherichia coli Count 2,4)/RM N 461-MINSA 8.2, 8.4/ISO 16649-2:2001 ISO 18593 punto 9.2 (1, Colony Count at 30 C (UFC/superficies) 2,4)/RM N 461-MINSA 8.2, 8.4/UNE-EN ISO 4833-1:2014, 5.2.2.1 ENVIRONMENTAL - INORGANICS Soil and Sediments EPA Method 200.7 Determination of Metals and Trace Elements in Water and Wastes by Inductively Coupled Plasma-atomic Emission Spectrometry. Elements: Ag, Al, As, B, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, TL-502 Page 14 of 21

Mg, Mn, Mo, Na, Ni, P, Pb, Sb, Se, Sn, Tl, Ti, V, Zn. EPA Method 200.8 S (Validated) Determination of Trace Elements in Waters and Wastes by Inductively Coupled Plasma- Mass Spectrometry (ICP-MS). Elements: Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Hg, Mn, Mo, Ni, Pb, Sb, Se, Th, Tl, U, V, Zn. EPA Method 9013 A / SM 4500- CN, F PE-980 PEC-001 PEC-002 PP-208 Add Elements: B, Ca, Ce, Fe, K, Li, Mg, Na, P, Sn, Sr, Ti, W - (Validated) Cyanide Extraction Procedure for Solids and Oils / Cyanide-Ion Selective Electrode Method. Cyanide Free Moisture Determination. Moisture Content Determination of ph ph (1:1) Determination of Electrical Conductivity Conductivity (1:1) Determination of Mercury by Atomic Fluorescence. Mercury Soil, Sediments and Sludges EPA 6010C / EPA 3050B Inductively Coupled Plasma- Atomic Emission Spectrometry/Acid Digestion of Sediments, Sludges, and Soils. Total: Ag, Al, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, Sb, Tl, V, Zn. Add Elements: As, B, Hg, Li, P, Se, SiO2, Sn, Sr, Ti (validated) EPA 6020B / EPA 3050B Inductively Coupled Plasma- Mass Spectrometry/ Acid Digestion of Sediments, Sludges, and Soils. EPA 9013 A / PP-220 PE-4039 PP-205 Add Elements: Al, Ag, B, Ba, Bi, Ca, Ce, Cu, Hg, Li, Sb, Si, Sn, Na, Sr, K, Mg, Mn, Mo, Ni, P, Ti, Th, U, V, W, Zn (Validated). Total: As, Be, Cd, Co, Cr, Fe, Pb, Se, Tl Cyanide extraction Procedure for Solids and Oils / Free and Total Cyanides in Waters by a Segmented Flow Analyzer Total Cyanide Granulometric Analysis Determination of Chrome Hexavalent in soils, sludge and sediments. Digestion based on DIN EN 15192. Chromium VI TL-502 Page 15 of 21

FOOD-ORGANIC-PESTICIDES Fruits, Vegetables, Nuts, Cereal & Dried Fruit, Oils/Fatty Matrices PE-674 Determination of Pesticide Residues by chromatography GC / MS-MS and LC / MS-MS PE-674 (continued) Ortofenil Fenol (OPP), Acetacloro, Acrinatrina, Alacloro, Aldrin (SP), Atrazina, Benalaxil (SP), Benfluralina, Bifenazato (SP), Bifenilo, Bifentrina, Bitertanol, Bromofos Metil, Bromopropilato, Bupirimato, Carbofenotion, Ciflutrin, Cipermetrina, Ciproconazol, Ciprodinil, Clordano cis, Clordano trans, Clorfenapir, Clorfenvinfós, Cloropropilato, Clorpirifos, Clorpirifos Metil, Clorprofam, Clortal Dimetil, Cyhalotrin-L, DDD-pp + DDT-op, Diazinon, Diclobenilo, Diclorán, Dicofol, Dieldrin (SP), Difenilamina, Difenoconazol, Diflufenicán, Diniconazol, Disulfotón (SP), Disulfotón sulfona, Disulfotón sulfoxido, Endosulfan Alfa, Endosulfan Beta, Endosulfan Sulfato, Etion, Etofumesato (SP), Etoprofos, Fenarimol, Fenazaquina, Fenitrotión, Fenpropatrin, Fention (SP), Fentoato, Fenvalerato + Esfenvalerato, Flucitrinato, Fonofos, Fosalón, Hexaclorobenceno, Iprodiona, Iprovalicarb, Isazofos, Isofenfos, Isofenfos Metil, Kresoxim Metil, Malation (SP), Mepronilo, Metacrifós, Metalaxil (SP), Metidatión, Metoxicloro, Metribuzina, Mevinfos, Miclobutanil, Mirex, Molinato, Napropamida, Nuarimol, Ofurace, Oxadixilo, Oxifluorfen, pp- DDE, pp- DDT, Paration Etil, Paration Metil (SP), Penconazol, Pendimetalina, Pentacloroanilina, Pentacloroanisol, Pentaclorobenceno, Permetrina, Pirazofos, Piridabén, Piridafention, Pirifenox, Pirimetanil, Pirimicarb (SP), Pirimifos Etil, Pirimifos Metil, Piriproxifén, Procimidona, Profenofós, Profluralin, Propargita, Propizamida, Protiofós, Quinalfós, Quintoceno, Simazina, Tebuconazol, Tebufenpirad, Tecnaceno, Teflutrin, Terbacil, Terbutilazina, Terbutrin, Tetraconazol, Tetradifón, Tetrametrina, Tiometon, Tolclofos Metil, Transflutrin, Triadimenol (SP), Triazofos, Trifluralina, Vinclozolina (SP), 2,4-DDD, 2,4-DDE, 4,4Dicclorobenzofenona, Ametrina, Buprofezin, Carbosulfan, Clorbenzilat, Clorfenson, Clormefos, Clorotalonil, Clortoluron, Clozolinato, DEET, Deltametrina, Diafentiuron, Diclobutazol, Diclofention, Dicrotofos, Endrin, EPNC, Etrimfos, Fenclorfos, Fenoxicarb, Fention sulfon, Fention Sulfoxido, Fluazifop- Butil, Fluopicolide, Fluopiram, Fluotrimizol, Folpet, Formotion, Fosfamidon, Ftalamida (Folpet), Furalaxil, Heptacloro (SP),Hexaconazol, Lindano, Naled, Paraoxon Metil, Procloraz (SP), Prometrina, Propaclor, Terbumeton, Tetraclorvinfos, Tetrahidroftalamida (Captan), Triadimefon (SP), Dieldrin (SUM), DDT (SUM), Disulfutón (SUM), Endosulfan (SUM), Folpet (SUM), Quintoceno (SUM), Paration Metil (SUM), Clordano, Triadimefon y Triadimenol. Abamectina, Acetamiprid, Aldicarb, Aldicarb Sulfona, Aldicarb Sulfoxido, Azoxistrobina, Bendiocarb, Bentiavalicarb, Boscalida, Bromuconazol, Butoxicarboxim, TL-502 Page 16 of 21

PE-674 (continued) Cereal, Nuts, Dried fruits/fruits, Vegetables Cadusafos, Carbaril, Carbofuran (SP), Ciazofamida, Cimoxanilo, Clofentezina, Clomazona, Clorantranilliprole, Clotianidin, Oxidemetón- metilo (SP), Demeton-S- Metil (SP), Desmedifam, Diclormid, Dietofencarb, Diflubenzuron, Dimetoato (SP), Dimetomorf, Dodemorfo, Dodina, Epoxiconazol, Espinetoram, Espinosad, Espirodiclofeno, Espiromesifeno, Espirotetramat (SP), Espiroxamina, Etiofencarb, Etiprol, Etofenprox, Etoxazol, Famoxadona, Fenamidona, Fenamifos (SP), Fenbuconazol, Fenhexamida, Fenmedifan, Fenpiroximato, Fenpropidin (SP), Fenpropimorfo, Fensulfotion, Flonicamid (SP), Fludioxonilo, Flufenacet, Flufenoxuron, Fluometuron, Fluquinconazol, Flusilazol, Flutolanil, Flutriafol, Forato, Forato Sulfona, Forato Sulfoxido, Forclorfenuron, Fostiazato, Furatiocarb, Hexaflumuron, Hexitiazox, Imazalil, Imidacloprid, Indoxacarb, Isocarbofos, Isoproturón, Isoxabén, Lenacilo, Linurón, Mandipropamid, Mecarbam, Mepanipirim, Metaflumizona, Metamitrona, Metazacloro, Metil Tiofanato (SP), Metiocarb (SP), Metolacloro, Metolcarb, Metomilo (SP), Metoxifenoxida, Metoxuron, Metrafenona, Monocrotofós, Monolinurón, Nitenpiram, Novalurón, Ometoato, Oxadiargilo, Oxadiazón, Oxamilo, Oxicarboxina, Paclobutrazol, Pencicurón, Picoxistrobina, Piraclostrobina, Profam, Propamocarb (SP), Propanil, Propaquizafop, Propiconazol, Propoxur, Proquinazid, Prosulfocarb, Quinoxifen, Quizalofop- Ethyl (SP), Rotenona, Sulfotep, Tebufenocida, Teflubenzurón, Terbufos, Tiabendazol, Thiametoxam (SP), Tiacloprid, Tiodicarb (SP), Tridemorfo, Trifloxystrobin, Triflumizol (SP), Triflumurón, Zoxamida, Acefato, Acequinocyl, Amitraz, Azadiractina, Azametifos, Azimsulfurón, Azinfos Etil, Azinfos Metil, Benomilo- Carbendazima, Bentazona Metil, Bentazona (SP), Bioaletrina, Bromacilo, Butacloro, Butralina, Carbofuran-3- Hidroxi, Carboxim, Carfentrazona Etil, Cicloato, Cicloxidim (SP), Ciflufenamida, Cihexatina, Ciromazina, Clorfluazuron, Cloridazon, Cyantraniliprole, Demeton S Metil sulfona, Dialifos, Diclorvos, Diclofop Metil, Dinocap (SP), Dinotefuram, Diuron, DNOC, Emamectina Benzoato, Espirotetramat- Cisketohidroxi, Espirotetramate-Enol- Glucoside, Espirotetramate-Monohidroxi, Etiofencarb sulfóxido, Ethirimol, Etoxiquina, Fenbutatín Óxido, Fenobucarb, Fenpirazamina, Fipronil (SP), Flazasulfuron, Fluacinam, Flubendiamida, Flumioxazina, Formetanato, Fosmet (SP), Haloxyfop-2- Ethoxyetil, Indaziflam, Metamidofos, Metiocarb sulfona, Metiocarb sulfóxido, Orizalin, Pentiopirad, Pimetrocina, Piridato, Promecarb, Rimsulfuron, Saflufenacil, Sulfoxaflor, Terbufos sulfona, Terbufos sulfóxido, Tiobencarb, Tiociclam, Tolilfluanida (SP), Triclorfon, Triciclazol, Triforina, Aldicarb (SUM), Dimetoato (SUM), Metiocarb (SUM), Forato (SUM), Oxidemetón-metilo (SUM), Carbofuran (SUM), Metomilo (SUM), Thiametoxan (SUM) TL-502 Page 17 of 21

PP-225 Determination of Micotoxins by Liquid Chromatography LC /MS- MS Aflatoxins y Ochratoxins Fatty Matrices and Fruits and Vegetables PEC-032 Determination of Dithiocarbomates through Spectrophotometric ultraviolet visible spectrophotometry. Dithiocarbamates (as CS2) Fruits and Vegetables PE-652 PE-690 Ethephon Residues in Fruits and Vegetables by LC/MS-MS. Ethephon Polar pesticides in food-fruits and vegetables, by LC-MS/MS: Fosetil; Clorato; Etefon; Perclorato; Acido Fosfónico + Sales; Fosetil-Al(Suma). FOOD-ORGANIC Fruit and Vegetables High Water and Low Fat PE-655 Determining Quaternary Ammonium Compounds by Chromatography. Fish & Hydrobiological PE-516 Quaternary Ammonium Determination of Residues of Hystamine by LC- MS/MS Chromatography. Hystamine FOOD-INORGANIC Fruits and vegetables /Fish and Hydrobiological PC- 230 Determination of base metal by ICP/OES Multi Element Analysis (Hg, As, Cr, Cd, Sn, Pb, Cu, Ni, V, Fe, Zn, Mn) Meats, fish and seafood, fruits, vegetables, and fruit juice, milk and milk, derivatives, oil, cereals and flour PE-324 Determination of Total elements in food by spectroscopy ICP- MS. Total: Ag, Al, As, Ba, Be, Cd, Co, Cr, Cu, Hg, Mn, Mo, Ni, Pb, Sb, Se, B, Fe, Li, Sn, Sr, Ti, V, Zn FOOD-MICROBIOLOGY Food AOAC991.14 Total Coliform Count FDA BAM Ch 18, B.1, Enumeration of Yeast and Mold Dilution Plating Technique. Spread-plate Method ISO 6579 Detection of Salmonella spp. Horizontal Method for the Detection of Salmonella spp. 37 C ISO 6888-1/A1 Coagulase Positive Staphylococci (Staphylococcus aureus and others). Technique using Baird-Parker Agar Medium.37 C ISO 7932 Bacillus cereus presumptive ISO16649-2 Microbiology of food and animal feeding stuffs Horizontal method for the enumeration of beta- glucuronidase-positive Escherichia coli Part 2: Colony-count technique at 44 degrees C using 5- bromo-4- chloro-3indolyl beta-d- glucuronide TL-502 Page 18 of 21

UNE-EN ISO 4833-1, Part Colony Count Techniques at 30 C, Horizontal Method for the 5.2.2.1 Enumerations of Microorganisms UNE-EN ISO 11290-1/A1 Detection and Enumeration of Listeria Monocytogenes. Part 1: Detection Method AGRONOMIC - INORGANIC Foliage PE-102 / PEC-009 Determination of Metals by ICP- OES PE-130 / PEC-034 PE-2130 MINING GEOCHEM Samples Minerals PE-4041/PE-4042 PE-4041/PE-4043 Total: B, Ca, Cu, Mg, Mn, K, Na, Zn, P, Fe Determination of Dumas Nitrogen. Total Nitrogen Metals in Foliage by Spectrophotometry ICP-OES Total: B, Ca, Cu, Mg, Mn, K, Na, Zn, P, Fe y Mo. Disintegration of mineral samples. Acid Digestion and Alkaline Mergers / Determination of metals in minerals by spectrophotometry of emissions by coated plasma induced (ICP- OES). Aqua Regia Digestion: Multi-Element Analysis: Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, Ga, Hg, In, K, La, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Sc, Se, Sn, Sr, Ti, Tl, V, W, Zn Disintegration of mineral samples. Acid Digestion and Alkaline Mergers /Determination of metals in minerals by spectrophotometry of emissions by coated plasma induced (ICP-OES). Digestion Four Acids: Multi-Element Analysis (Ag, Al, As, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, La, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Sc, Sn, Sr, Ti, V, W, Zn Rock, Rock Chip, Drill Core, Soil, Sediment, Sample Pulp, Samples Minerals PE-4004 Elemental sulfur. Method of Discontinuous Extraction with Carbon Sulfide. PE-4005 Elemental S Total Sulfate in Minerals and Lixiviated Solutions Total, Sulphate PE-4006 Metals in Minerals by Plasma Emission Spectrophotometry (ICP / OES) Aqua Regia Digestion: Multi-Element Analysis: Ag, Al, As, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Sn, Sr, Ti, Tl, V, Zn PE-4006 (cont d) 4 Acid Digestion: Multi-Element Analysis: Ag, Al, As, Ba, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Sn, Sr, Ti, Tl, V, Zn PE- 4007 / PE-4008 Sample Preparation Fire Test / Determination of Au and Ag By Spectrophotometry of Atomic Absorption TL-502 Page 19 of 21

PE-4009 PE-4010 PE-4011 PE-4012 Gold and Silver Cooper in Bullons. Volumetric Methods Copper Zinc in Bullons. Volumetric Methods Zinc Lead in Bullons. Volumetric Methods Lead Iron in Bullons. Volumétric Method Iron PE-4016 Sulfur by Calculation Total Sulphide PE-4017 Drying, Crushing, Pulverized, Sieve. Sample Preparations PE 4026 Determination of Metals by Atomic Absorption Spectrophotometry. Cu, Pb, Fe, Zn, Ag PE 4030 Soluble Copper in Sulfuric Acid by Atomic Absorption Copper - H 2 SO 4 soluble PE-4401 Toxicity Characteristic Leaching Procedure (TCLP). EPA Method 1311. PE-4402 PE-4403 PE 4406 PE-4407 PE-4408 PE-4409 PE-4412 Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Se, Si, Sn, Sr, Ti, U, V, Zn Neutralization Potential (NP). Method of Sobek Neutralization Potential Neutralization potential (NP). Modification Lawrence & Wang Lawrence Neutralization Potential Leinz Sequential Extraction for Separation of Metals In Samples Solid. Metal present in water soluble Interchangeable ions Metal associated with carbonates. Metal associated with manganese oxides and amorphous iron (Fe, Mn Oxam). Metal bound to crystalline iron oxides (Fe Oxicryst) Metals in sulfides Remaining metal not extracted at earlier stages as silicate resistant phases European Ratio Pronor Potential of Neutralization. Maximum Potential Acidity (MPA) Net Neutralizing Potential (NNP) Elemental Analyzers Total S Fizz Rating Leaching in ph 4,2 of Inorganic Compost (SPLP) Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Se, Si, Sn, Sr, Ti, U, V, Zn TL-502 Page 20 of 21

PE-4413 PE-4414 Net Generation of Acid (NAG) ph Shake Flask Test, Solubility Testing (SFT) Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Se, Si, Sn, Sr, Ti, U, V, Zn PE-4416 ph paste (paste method) Rock, Drill Core, Sample Pulp, Sample Minerals PE 4029 Specific Gravity in Minerals PP-206 Specific Gravity Determination of Silicon by fusion with Sodium Peroxide Alkaline fusion with sodium peroxide (silicon) TL-502 Page 21 of 21